<?

define('SYMONE', 1);
$l0 = 1;
$l1 = $l0 + 1;
$l2 = $l1 + $l0 + 1;
$l3 = $l2 + $l1 + $l0 + 1;
$l4 = $l3 + $l2 + $l1 + $l0 + 1;
$l5 = $l4 + $l3 + $l2 + $l1 + $l0 + 1;
$l6 = $l5 + $l4 + $l3 + $l2 + $l1 + $l0 + 1;
$l7 = $l6 + $l5 + $l4 + $l3 + $l2 + $l1 + $l0 + 1;

$l8 = $l7 + $l6 + $l5 + $l4 + $l3 + $l2 + $l1 + $l0 + 1;
$l9 = $l8 + $l7 + $l6 + $l5 + $l4 + $l3 + $l2 + $l1 + $l0 + 1;
$l10 = $l9 + $l8 + $l7 + $l6 + $l5 + $l4 + $l3 + $l2 + $l1 + $l0 + 1;
$l11 = $l10 + $l9 + $l8 + $l7 + $l6 + $l5 + $l4 + $l3 + $l2 + $l1 + $l0 + 1;
$l12 = $l11 + $l10 + $l9 + $l8 + $l7 + $l6 + $l5 + $l4 + $l3 + $l2 + $l1 + $l0 + 1;
$l13 = $l12 + $l11 + $l10 + $l9 + $l8 + $l7 + $l6 + $l5 + $l4 + $l3 + $l2 + $l1 + $l0 + 1;
$l14 = $l13 + $l12 + $l11 + $l10 + $l9 + $l8 + $l7 + $l6 + $l5 + $l4 + $l3 + $l2 + $l1 + $l0 + 1;
$l15 = $l14 + $l13 + $l12 + $l11 + $l10 + $l9 + $l8 + $l7 + $l6 + $l5 + $l4 + $l3 + $l2 + $l1 + $l0 + 1;
$l16 = $l15 + $l14 + $l13 + $l12 + $l11 + $l10 + $l9 + $l8 + $l7 + $l6 + $l5 + $l4 + $l3 + $l2 + $l1 + $l0 + 1;

$l0 = $l16 + SYMONE;

echo $l0;

